Mitigation
The latest Mitigation coverage — news, analysis, and updates from the WindowsNews.AI desk.
CVE-2025-54099: Windows Winsock Driver Stack Overflow Threatens SYSTEM Access
A stack-based buffer overflow in the Windows Ancillary Function Driver for WinSock (afd.sys) can be exploited by local attackers to seize SYSTEM privileges, Microsoft disclosed in a security...
Behind CVE-2025-55241: Why the MSRC Advisory Is Sparking a Hunt for Windows Exploit Defenses
Microsoft's Security Response Center published advisory CVE-2025-55241, and within hours, security practitioners weren't just scanning for patches—they were demanding deep-dive guidance on...
SSD Vanishing Act: Windows 11 KB5063878 Sparks Data Corruption Fears
The August 12, 2025 cumulative update for Windows 11 (KB5063878) is triggering a dangerous storage regression: under sustained heavy write workloads, some solid-state drives abruptly stop responding,...
Siemens Admits No Fix Planned for Critical PLCSIM Vulnerability as TIA Portal Flaw Scores 8.5 CVSS
Siemens has disclosed a high-severity deserialization vulnerability in its TIA Portal engineering platform that carries a CVSS v4 score of 8.5, and in a troubling admission, says no fix is planned...
CVE-2025-40584: Siemens SIMOTION and SINAMICS Tools Vulnerable to XXE File Disclosure, Some Left Unpatched
Siemens has acknowledged a critical XML External Entity (XXE) vulnerability—tracked as CVE-2025-40584—affecting multiple versions of its SIMOTION SCOUT, SIMOTION SCOUT TIA, and SINAMICS STARTER...
Critical Heap Overflow in Windows RRAS: Patch Now to Protect VPN Gateways from Remote Code Execution
Microsoft’s June–July 2025 security updates address a critical heap-based buffer overflow in the Windows Routing and Remote Access Service (RRAS) that could allow remote code execution against...
Microsoft Patches Critical DirectX Kernel Race Condition Exploit (CVE-2025-53135) Threatening Windows Systems
Microsoft has released a security update for a local privilege escalation vulnerability in the Windows DirectX Graphics Kernel, tracked as CVE-2025-53135. The flaw, residing in the dxgkrnl driver,...
Microsoft Warns of DirectX Kernel DoS Flaw That Can Crash Hosts Through Unchecked Graphics Allocations
Microsoft has issued a security advisory for CVE-2025-50172, a vulnerability in the DirectX Graphics Kernel that allows an authenticated attacker to exhaust system resources and cause a...
Windows SMB Bug CVE-2025-50169 Opens Door to Remote Code Execution — Patch Now
Microsoft’s June 2025 Patch Tuesday included a fix for a race-condition vulnerability in the Windows Server Message Block (SMB) protocol that can be exploited over the network to run malicious code...
MSDTC Integer Overflow Opens Door to Memory Leak—Patch Now, Microsoft Warns
Microsoft has quietly disclosed a new integer overflow vulnerability in the Windows Distributed Transaction Coordinator (MSDTC) that lets attackers siphon sensitive memory contents over the network....
Microsoft Patches Actively Exploited Windows DWM Use-After-Free Vulnerability CVE-2025-30400
A critical vulnerability in Windows Desktop Window Manager (DWM) gave attackers a direct path to SYSTEM privileges, and Microsoft confirmed it was being exploited in real-world attacks before May...
CVE-2025-53741: Microsoft Issues Emergency Excel Patch to Stop Remote Code Execution via Heap Overflow
Microsoft has disclosed a critical heap-based buffer overflow vulnerability in Excel, tracked as CVE-2025-53741, that can give attackers the ability to remotely execute code on a vulnerable machine...